Ideal808 has posted the following message on their EX Delta Species purchasing pages:
A new species of Pokemon! From research labs comes a revelation that will thrill anyone who trains and collects Pokemon: yup! Delta Species will be introducing an All-New Pokemon Species!
In EX Delta Species, players share in the discovery of these rare and unique Dual Energy Pokemon, new Holon Energy, exciting new Trainers Cards, and a box topper in every booster box! With more than 100 new cards, EX Delta Species puts you in the Delta breakthrough!
Horon = Holon.
Thus, throught the transitive property of Geometry, The Researching Tower of Horon = EX Delta Species!